diff --git a/ice-9/ChangeLog b/ice-9/ChangeLog
index 5f0815d03..4070e8e8a 100644
--- a/ice-9/ChangeLog
+++ b/ice-9/ChangeLog
@@ -1,3 +1,8 @@
+2002-05-16  Rob Browning  <rlb@defaultvalue.org>
+
+	* boot-9.scm (expt): switch if sense and use negative? rather than
+	>= 0.
+
 2002-05-10  Marius Vollmer  <marius.vollmer@uni-dortmund.de>
 
 	* Makefile.am (uninstall-local): New, to remove the file installed
diff --git a/libguile/ChangeLog b/libguile/ChangeLog
index 1f992b9df..4d51e336c 100644
--- a/libguile/ChangeLog
+++ b/libguile/ChangeLog
@@ -1,3 +1,7 @@
+2002-05-16  Rob Browning  <rlb@defaultvalue.org>
+
+	* numbers.c (s_scm_integer_expt): (expt 0 0) -> 1 now as per r5rs.
+
 2002-05-14  Thien-Thi Nguyen  <ttn@giblet.glug.org>
 
 	* gc_os_dep.c: For I386/OPENBSD, allow for `__i386__'
diff --git a/test-suite/ChangeLog b/test-suite/ChangeLog
index 601a77008..dca559980 100644
--- a/test-suite/ChangeLog
+++ b/test-suite/ChangeLog
@@ -1,3 +1,7 @@
+2002-05-16  Rob Browning  <rlb@defaultvalue.org>
+
+	* tests/numbers.test ("expt"): add expt tests.
+
 2002-05-06  Marius Vollmer  <mvo@zagadka.ping.de>
 
 	* tests/regexp.test (regexp-substitute/global): Do not test with